Finding the Fourth Proportional to 5,093,180.08, 7,028,721.50 and 2,801,400.92
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Solution
The fourth proportional to 5,093,180.08, 7,028,721.50 and 2,801,400.92 is: 3,866,006.42
Step by Step Solution
- Step 1: Write the proportion equation
5,093,180.08 : 7,028,721.50 = 2,801,400.92 : x - Step 2: Convert to fraction form
5,093,180.08/7,028,721.50 = 2,801,400.92/x - Step 3: Cross multiply
5,093,180.08x = 7,028,721.50 × 2,801,400.92 - Step 4: Simplify right side
5,093,180.08x = 19,690,266,876,523.78 - Step 5: Solve for x
x = 19,690,266,876,523.78/5,093,180.08 - Step 6: Final answer
x = 3,866,006.42
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.